National Weather Service United States Department of Commerce

Severe weather expected for Upper Midwest on Wednesday

A potent storm system will bring a chance of severe thunderstorms to parts of the Upper Midwest on Wednesday and Wednesday night. Very large hail, damaging wind gusts, tornadoes and heavy rain are possible with these storms.
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Hazardous Weather Conditions

Current Conditions

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2 Miles NNE Troy MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Overnight

Areas Fog

Areas
Fog

Low: 64 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 87 °F

Wednesday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 71 °F

Thursday

Sunny

Sunny

High: 94 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 73 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 89 °F

Friday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 64 °F

Saturday

Mostly Cloudy

Mostly
Cloudy

High: 77 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 57 °F

Detailed Forecast

  • Overnight Areas of fog. Otherwise, mostly clear, with a low around 64. Calm wind.
  • Wednesday A 50 percent chance of showers and thunderstorms, mainly after 1pm. Areas of fog before 7am. Otherwise, increasing clouds, with a high near 87. Light southeast wind becoming south 5 to 10 mph in the morning.
  • Wednesday Night A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Southeast wind around 8 mph.
  • Thursday Sunny, with a high near 94. Heat index values as high as 105. South wind 7 to 13 mph.
  • Thursday Night Partly cloudy, with a low around 73. South wind 5 to 7 mph.
  • Friday A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
  • Friday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
  • Saturday Mostly cloudy, with a high near 77.
  • Saturday Night Mostly cloudy, with a low around 57.
  • Sunday Mostly sunny, with a high near 77.
  • Sunday Night Mostly clear, with a low around 56.
  • Monday Mostly sunny, with a high near 79.
  • Monday Night Mostly cloudy, with a low around 62.
  • Tuesday A 30 percent chance of showers. Cloudy, with a high near 82.